Finding the Fourth Proportional to 2,539.83, 3,804.34 and 1,443.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,539.83 : 3,804.34 = 1,443.63 : x
2. Step 2: Convert to fraction form
   2,539.83/3,804.34 = 1,443.63/x
3. Step 3: Cross multiply
   2,539.83x = 3,804.34 × 1,443.63
4. Step 4: Simplify right side
   2,539.83x = 5,492,059.35
5. Step 5: Solve for x
   x = 5,492,059.35/2,539.83
6. Step 6: Final answer
   x = 2,162.37